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    <meta name="description" content="uni编译后的代码 1234567891011121314151617181920212223242526const getEmitter &#x3D; (function () &amp;#123;  let Emitter;  return function getUniEmitter() &amp;#123;    if (!Emitter) &amp;#123;      Emitter &#x3D; new Vue();    &amp;">
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<meta property="og:description" content="uni编译后的代码 1234567891011121314151617181920212223242526const getEmitter &#x3D; (function () &amp;#123;  let Emitter;  return function getUniEmitter() &amp;#123;    if (!Emitter) &amp;#123;      Emitter &#x3D; new Vue();    &amp;">
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            <h1 id="seo-header">Uni如何桥接小程序的</h1>
            
            
              <div class="markdown-body">
                
                <p>uni编译后的代码</p>
<figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br></pre></td><td class="code"><pre><code class="hljs javascript"><span class="hljs-keyword">const</span> getEmitter = (<span class="hljs-keyword">function</span> (<span class="hljs-params"></span>) &#123;<br>  <span class="hljs-keyword">let</span> <span class="hljs-title class_">Emitter</span>;<br>  <span class="hljs-keyword">return</span> <span class="hljs-keyword">function</span> <span class="hljs-title function_">getUniEmitter</span>(<span class="hljs-params"></span>) &#123;<br>    <span class="hljs-keyword">if</span> (!<span class="hljs-title class_">Emitter</span>) &#123;<br>      <span class="hljs-title class_">Emitter</span> = <span class="hljs-keyword">new</span> <span class="hljs-title class_">Vue</span>();<br>    &#125;<br>    <span class="hljs-keyword">return</span> <span class="hljs-title class_">Emitter</span>;<br>  &#125;;<br>&#125;)();<br><br><span class="hljs-keyword">function</span> <span class="hljs-title function_">apply</span>(<span class="hljs-params">ctx, method, args</span>) &#123;<br>  <span class="hljs-keyword">return</span> ctx[method].<span class="hljs-title function_">apply</span>(ctx, args);<br>&#125;<br><br><span class="hljs-keyword">function</span> <span class="hljs-title function_">$on</span>(<span class="hljs-params"></span>) &#123;<br>  <span class="hljs-keyword">return</span> <span class="hljs-title function_">apply</span>(<span class="hljs-title function_">getEmitter</span>(), <span class="hljs-string">&quot;$on&quot;</span>, [...<span class="hljs-variable language_">arguments</span>]);<br>&#125;<br><span class="hljs-keyword">function</span> <span class="hljs-title function_">$off</span>(<span class="hljs-params"></span>) &#123;<br>  <span class="hljs-keyword">return</span> <span class="hljs-title function_">apply</span>(<span class="hljs-title function_">getEmitter</span>(), <span class="hljs-string">&quot;$off&quot;</span>, [...<span class="hljs-variable language_">arguments</span>]);<br>&#125;<br><span class="hljs-keyword">function</span> <span class="hljs-title function_">$once</span>(<span class="hljs-params"></span>) &#123;<br>  <span class="hljs-keyword">return</span> <span class="hljs-title function_">apply</span>(<span class="hljs-title function_">getEmitter</span>(), <span class="hljs-string">&quot;$once&quot;</span>, [...<span class="hljs-variable language_">arguments</span>]);<br>&#125;<br><span class="hljs-keyword">function</span> <span class="hljs-title function_">$emit</span>(<span class="hljs-params"></span>) &#123;<br>  <span class="hljs-keyword">return</span> <span class="hljs-title function_">apply</span>(<span class="hljs-title function_">getEmitter</span>(), <span class="hljs-string">&quot;$emit&quot;</span>, [...<span class="hljs-variable language_">arguments</span>]);<br>&#125;<br></code></pre></td></tr></table></figure>



<h5 id="uni连接vue和小程序的桥梁"><a href="#uni连接vue和小程序的桥梁" class="headerlink" title="uni连接vue和小程序的桥梁"></a>uni连接vue和小程序的桥梁</h5><figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br></pre></td><td class="code"><pre><code class="hljs javascript"><span class="hljs-keyword">function</span> <span class="hljs-title function_">initProperties</span>(<span class="hljs-params">props, isBehavior = <span class="hljs-literal">false</span>, file = <span class="hljs-string">&quot;&quot;</span></span>) &#123;<br>  <span class="hljs-keyword">const</span> properties = &#123;&#125;;<br>  <span class="hljs-keyword">if</span> (!isBehavior) &#123;<br>    properties.<span class="hljs-property">vueId</span> = &#123;<br>      <span class="hljs-attr">type</span>: <span class="hljs-title class_">String</span>,<br>      <span class="hljs-attr">value</span>: <span class="hljs-string">&quot;&quot;</span>,<br>    &#125;;<br>    <span class="hljs-comment">// 用于字节跳动小程序模拟抽象节点</span><br>    properties.<span class="hljs-property">generic</span> = &#123;<br>      <span class="hljs-attr">type</span>: <span class="hljs-title class_">Object</span>,<br>      <span class="hljs-attr">value</span>: <span class="hljs-literal">null</span>,<br>    &#125;;<br>    properties.<span class="hljs-property">vueSlots</span> = &#123;<br>      <span class="hljs-comment">// 小程序不能直接定义 $slots 的 props，所以通过 vueSlots 转换到 $slots</span><br>      <span class="hljs-attr">type</span>: <span class="hljs-literal">null</span>,<br>      <span class="hljs-attr">value</span>: [],<br>      <span class="hljs-title function_">observer</span>(<span class="hljs-params">newVal, oldVal</span>) &#123;<br>        <span class="hljs-keyword">const</span> $slots = <span class="hljs-title class_">Object</span>.<span class="hljs-title function_">create</span>(<span class="hljs-literal">null</span>);<br>        newVal.<span class="hljs-title function_">forEach</span>(<span class="hljs-function">(<span class="hljs-params">slotName</span>) =&gt;</span> &#123;<br>          $slots[slotName] = <span class="hljs-literal">true</span>;<br>        &#125;);<br>        <span class="hljs-variable language_">this</span>.<span class="hljs-title function_">setData</span>(&#123;<span class="hljs-comment">//调用小程序的setData</span><br>          $slots,<br>        &#125;);<br>      &#125;,<br>    &#125;;<br>  &#125;<br>  <span class="hljs-keyword">if</span> (<span class="hljs-title class_">Array</span>.<span class="hljs-title function_">isArray</span>(props)) &#123;<br>    <span class="hljs-comment">// [&#x27;title&#x27;]</span><br>    props.<span class="hljs-title function_">forEach</span>(<span class="hljs-function">(<span class="hljs-params">key</span>) =&gt;</span> &#123;<br>      properties[key] = &#123;<br>        <span class="hljs-attr">type</span>: <span class="hljs-literal">null</span>,<br>        <span class="hljs-attr">observer</span>: <span class="hljs-title function_">createObserver</span>(key),<br>      &#125;;<br>    &#125;);<br>  &#125; <span class="hljs-keyword">else</span> <span class="hljs-keyword">if</span> (<span class="hljs-title function_">isPlainObject</span>(props)) &#123;<br>    <span class="hljs-comment">// &#123;title:&#123;type:String,default:&#x27;&#x27;&#125;,content:String&#125;</span><br>    <span class="hljs-title class_">Object</span>.<span class="hljs-title function_">keys</span>(props).<span class="hljs-title function_">forEach</span>(<span class="hljs-function">(<span class="hljs-params">key</span>) =&gt;</span> &#123;<br>      <span class="hljs-keyword">const</span> opts = props[key];<br>      <span class="hljs-keyword">if</span> (<span class="hljs-title function_">isPlainObject</span>(opts)) &#123;<br>        <span class="hljs-comment">// title:&#123;type:String,default:&#x27;&#x27;&#125;</span><br>        <span class="hljs-keyword">let</span> value = opts.<span class="hljs-property">default</span>;<br>        <span class="hljs-keyword">if</span> (<span class="hljs-title function_">isFn</span>(value)) &#123;<br>          value = <span class="hljs-title function_">value</span>();<br>        &#125;<br><br>        opts.<span class="hljs-property">type</span> = <span class="hljs-title function_">parsePropType</span>(key, opts.<span class="hljs-property">type</span>);<br><br>        properties[key] = &#123;<br>          <span class="hljs-attr">type</span>: <span class="hljs-variable constant_">PROP_TYPES</span>.<span class="hljs-title function_">indexOf</span>(opts.<span class="hljs-property">type</span>) !== -<span class="hljs-number">1</span> ? opts.<span class="hljs-property">type</span> : <span class="hljs-literal">null</span>,<br>          value,<br>          <span class="hljs-attr">observer</span>: <span class="hljs-title function_">createObserver</span>(key),<br>        &#125;;<br>      &#125; <span class="hljs-keyword">else</span> &#123;<br>        <span class="hljs-comment">// content:String</span><br>        <span class="hljs-keyword">const</span> type = <span class="hljs-title function_">parsePropType</span>(key, opts);<br>        properties[key] = &#123;<br>          <span class="hljs-attr">type</span>: <span class="hljs-variable constant_">PROP_TYPES</span>.<span class="hljs-title function_">indexOf</span>(type) !== -<span class="hljs-number">1</span> ? type : <span class="hljs-literal">null</span>,<br>          <span class="hljs-attr">observer</span>: <span class="hljs-title function_">createObserver</span>(key),<br>        &#125;;<br>      &#125;<br>    &#125;);<br>  &#125;<br>  <span class="hljs-keyword">return</span> properties;<br>&#125;<br><br></code></pre></td></tr></table></figure>



<h5 id="uni创建页面和组件"><a href="#uni创建页面和组件" class="headerlink" title="uni创建页面和组件"></a>uni创建页面和组件</h5><figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br></pre></td><td class="code"><pre><code class="hljs javascript"><span class="hljs-comment">//小程序的component https://developers.weixin.qq.com/miniprogram/dev/reference/api/Component.html</span><br><span class="hljs-keyword">function</span> <span class="hljs-title function_">createPage</span>(<span class="hljs-params">vuePageOptions</span>) &#123;<br>  &#123;<br>    <span class="hljs-keyword">return</span> <span class="hljs-title class_">Component</span>(<span class="hljs-title function_">parsePage</span>(vuePageOptions));<br>  &#125;<br>&#125;<br><br><span class="hljs-keyword">function</span> <span class="hljs-title function_">createComponent</span>(<span class="hljs-params">vueOptions</span>) &#123;<br>  &#123;<br>    <span class="hljs-keyword">return</span> <span class="hljs-title class_">Component</span>(<span class="hljs-title function_">parseComponent</span>(vueOptions));<br>  &#125;<br>&#125;<br></code></pre></td></tr></table></figure>



<h5 id="uni创建App"><a href="#uni创建App" class="headerlink" title="uni创建App"></a>uni创建App</h5><figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br><span class="line">90</span><br><span class="line">91</span><br><span class="line">92</span><br><span class="line">93</span><br><span class="line">94</span><br><span class="line">95</span><br><span class="line">96</span><br><span class="line">97</span><br><span class="line">98</span><br><span class="line">99</span><br><span class="line">100</span><br><span class="line">101</span><br><span class="line">102</span><br><span class="line">103</span><br><span class="line">104</span><br><span class="line">105</span><br><span class="line">106</span><br><span class="line">107</span><br><span class="line">108</span><br><span class="line">109</span><br></pre></td><td class="code"><pre><code class="hljs javascript"><span class="hljs-keyword">function</span> <span class="hljs-title function_">createApp</span>(<span class="hljs-params">vm</span>) &#123;<br>  <span class="hljs-title class_">App</span>(<span class="hljs-title function_">parseApp</span>(vm));<span class="hljs-comment">//小程序的App方法https://developers.weixin.qq.com/miniprogram/dev/reference/api/App.html</span><br>  <span class="hljs-keyword">return</span> vm;<br>&#125;<br><br><span class="hljs-keyword">function</span> <span class="hljs-title function_">parseApp</span>(<span class="hljs-params">vm</span>) &#123;<br>  <span class="hljs-keyword">return</span> <span class="hljs-title function_">parseBaseApp</span>(vm, &#123;<br>    mocks,<br>    initRefs,<br>  &#125;);<br>&#125;<br><br><span class="hljs-keyword">const</span> hooks = [<br>  <span class="hljs-string">&quot;onShow&quot;</span>,<br>  <span class="hljs-string">&quot;onHide&quot;</span>,<br>  <span class="hljs-string">&quot;onError&quot;</span>,<br>  <span class="hljs-string">&quot;onPageNotFound&quot;</span>,<br>  <span class="hljs-string">&quot;onThemeChange&quot;</span>,<br>  <span class="hljs-string">&quot;onUnhandledRejection&quot;</span>,<br>];<br><br><span class="hljs-keyword">function</span> <span class="hljs-title function_">parseBaseApp</span>(<span class="hljs-params">vm, &#123; mocks, initRefs &#125;</span>) &#123;<br>  <span class="hljs-title function_">initEventChannel</span>();<br>  &#123;<br>    <span class="hljs-title function_">initScopedSlotsParams</span>();<br>  &#125;<br>  <span class="hljs-keyword">if</span> (vm.<span class="hljs-property">$options</span>.<span class="hljs-property">store</span>) &#123;<br>    <span class="hljs-title class_">Vue</span>.<span class="hljs-property"><span class="hljs-keyword">prototype</span></span>.<span class="hljs-property">$store</span> = vm.<span class="hljs-property">$options</span>.<span class="hljs-property">store</span>;<span class="hljs-comment">//挂在store</span><br>  &#125;<br><br>  <span class="hljs-title class_">Vue</span>.<span class="hljs-property"><span class="hljs-keyword">prototype</span></span>.<span class="hljs-property">mpHost</span> = <span class="hljs-string">&quot;mp-weixin&quot;</span>;<br><br>  <span class="hljs-title class_">Vue</span>.<span class="hljs-title function_">mixin</span>(&#123;<br>    <span class="hljs-title function_">beforeCreate</span>(<span class="hljs-params"></span>) &#123;<br>      <span class="hljs-keyword">if</span> (!<span class="hljs-variable language_">this</span>.<span class="hljs-property">$options</span>.<span class="hljs-property">mpType</span>) &#123;<br>        <span class="hljs-keyword">return</span>;<br>      &#125;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">mpType</span> = <span class="hljs-variable language_">this</span>.<span class="hljs-property">$options</span>.<span class="hljs-property">mpType</span>;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$mp</span> = &#123;<br>        <span class="hljs-attr">data</span>: &#123;&#125;,<br>        [<span class="hljs-variable language_">this</span>.<span class="hljs-property">mpType</span>]: <span class="hljs-variable language_">this</span>.<span class="hljs-property">$options</span>.<span class="hljs-property">mpInstance</span>,<br>      &#125;;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$scope</span> = <span class="hljs-variable language_">this</span>.<span class="hljs-property">$options</span>.<span class="hljs-property">mpInstance</span>;<br><br>      <span class="hljs-keyword">delete</span> <span class="hljs-variable language_">this</span>.<span class="hljs-property">$options</span>.<span class="hljs-property">mpType</span>;<br>      <span class="hljs-keyword">delete</span> <span class="hljs-variable language_">this</span>.<span class="hljs-property">$options</span>.<span class="hljs-property">mpInstance</span>;<br>      <span class="hljs-keyword">if</span> (<span class="hljs-variable language_">this</span>.<span class="hljs-property">mpType</span> === <span class="hljs-string">&quot;page&quot;</span> &amp;&amp; <span class="hljs-keyword">typeof</span> getApp === <span class="hljs-string">&quot;function&quot;</span>) &#123;<br>        <span class="hljs-comment">// hack vue-i18n</span><br>        <span class="hljs-keyword">const</span> app = <span class="hljs-title function_">getApp</span>();<br>        <span class="hljs-keyword">if</span> (app.<span class="hljs-property">$vm</span> &amp;&amp; app.<span class="hljs-property">$vm</span>.<span class="hljs-property">$i18n</span>) &#123;<br>          <span class="hljs-variable language_">this</span>.<span class="hljs-property">_i18n</span> = app.<span class="hljs-property">$vm</span>.<span class="hljs-property">$i18n</span>;<br>        &#125;<br>      &#125;<br>      <span class="hljs-keyword">if</span> (<span class="hljs-variable language_">this</span>.<span class="hljs-property">mpType</span> !== <span class="hljs-string">&quot;app&quot;</span>) &#123;<br>        <span class="hljs-title function_">initRefs</span>(<span class="hljs-variable language_">this</span>);<br>        <span class="hljs-title function_">initMocks</span>(<span class="hljs-variable language_">this</span>, mocks);<br>      &#125;<br>    &#125;,<br>  &#125;);<br><br>  <span class="hljs-keyword">const</span> appOptions = &#123;<br>    <span class="hljs-title function_">onLaunch</span>(<span class="hljs-params">args</span>) &#123;<span class="hljs-comment">//这里定义了onLaunch，其他在hooks中</span><br>      <span class="hljs-keyword">if</span> (<span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>) &#123;<br>        <span class="hljs-comment">// 已经初始化过了，主要是为了百度，百度 onShow 在 onLaunch 之前</span><br>        <span class="hljs-keyword">return</span>;<br>      &#125;<br>      &#123;<br>        <span class="hljs-keyword">if</span> (wx.<span class="hljs-property">canIUse</span> &amp;&amp; !wx.<span class="hljs-title function_">canIUse</span>(<span class="hljs-string">&quot;nextTick&quot;</span>)) &#123;<br>          <span class="hljs-comment">// 事实 上2.2.3 即可，简单使用 2.3.0 的 nextTick 判断</span><br>          <span class="hljs-variable language_">console</span>.<span class="hljs-title function_">error</span>(<br>            <span class="hljs-string">&quot;当前微信基础库版本过低，请将 微信开发者工具-详情-项目设置-调试基础库版本 更换为`2.3.0`以上&quot;</span><br>          );<br>        &#125;<br>      &#125;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span> = vm;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>.<span class="hljs-property">$mp</span> = &#123;<br>        <span class="hljs-attr">app</span>: <span class="hljs-variable language_">this</span>,<br>      &#125;;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>.<span class="hljs-property">$scope</span> = <span class="hljs-variable language_">this</span>;<br>      <span class="hljs-comment">// vm 上也挂载 globalData</span><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>.<span class="hljs-property">globalData</span> = <span class="hljs-variable language_">this</span>.<span class="hljs-property">globalData</span>;<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>.<span class="hljs-property">_isMounted</span> = <span class="hljs-literal">true</span>;<br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>.<span class="hljs-title function_">__call_hook</span>(<span class="hljs-string">&quot;mounted&quot;</span>, args);<br><br>      <span class="hljs-variable language_">this</span>.<span class="hljs-property">$vm</span>.<span class="hljs-title function_">__call_hook</span>(<span class="hljs-string">&quot;onLaunch&quot;</span>, args);<br>    &#125;,<br>  &#125;;<br><br>  <span class="hljs-comment">// 兼容旧版本 globalData</span><br>  appOptions.<span class="hljs-property">globalData</span> = vm.<span class="hljs-property">$options</span>.<span class="hljs-property">globalData</span> || &#123;&#125;;<br>  <span class="hljs-comment">// 将 methods 中的方法挂在 getApp() 中</span><br>  <span class="hljs-keyword">const</span> &#123; methods &#125; = vm.<span class="hljs-property">$options</span>;<br>  <span class="hljs-keyword">if</span> (methods) &#123;<br>    <span class="hljs-title class_">Object</span>.<span class="hljs-title function_">keys</span>(methods).<span class="hljs-title function_">forEach</span>(<span class="hljs-function">(<span class="hljs-params">name</span>) =&gt;</span> &#123;<br>      appOptions[name] = methods[name];<br>    &#125;);<br>  &#125;<br><br>  <span class="hljs-title function_">initHooks</span>(appOptions, hooks);<br><br>  <span class="hljs-keyword">return</span> appOptions;<br>&#125;<br></code></pre></td></tr></table></figure>

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